Michael Paquier wrote:
> On Fri, Jul 1, 2016 at 8:50 AM, Michael Paquier
> <michael.paqu...@gmail.com> wrote:
> >> Okay, that argument I buy.
> >> I suppose this function/view should report no row at all if there is no
> >> wal receiver connected, rather than a view with nulls.
> > The function returns PG_RETURN_NULL() so as we don't have to use a
> > SRF, and the view checks for IS NOT NULL, so there would be no rows
> > popping up.
> In short, I would just go with the attached and call it a day.
Álvaro Herrera http://www.2ndQuadrant.com/
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